/*
 * Copyright [2020] [MaxKey of copyright http://www.maxkey.top]
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 

package org.maxkey.client.oauth.services;

import org.apache.commons.codec.binary.*;
import org.maxkey.client.oauth.exceptions.*;

import java.io.UnsupportedEncodingException;

public class CommonsEncoder extends Base64Encoder
{

  @Override
  public String encode(byte[] bytes)
  {
    try
    {
      return new String(Base64.encodeBase64(bytes), "UTF-8");
    }
    catch (UnsupportedEncodingException e)
    {
      throw new OAuthSignatureException("Can't perform base64 encoding", e);
    }
  }

  @Override
  public String getType()
  {
    return "CommonsCodec";
  }

  public static boolean isPresent()
  {
    try
    {
      Class.forName("org.apache.commons.codec.binary.Base64");
      return true;
    }
    catch (ClassNotFoundException e)
    {
      return false;
    }
  }
}
